JPH0355647B2 - - Google Patents

Info

Publication number
JPH0355647B2
JPH0355647B2 JP54170869A JP17086979A JPH0355647B2 JP H0355647 B2 JPH0355647 B2 JP H0355647B2 JP 54170869 A JP54170869 A JP 54170869A JP 17086979 A JP17086979 A JP 17086979A JP H0355647 B2 JPH0355647 B2 JP H0355647B2
Authority
JP
Japan
Prior art keywords
cylinder
valve body
exhaust
exhaust port
control device
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
JP54170869A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5692314A (en
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP17086979A priority Critical patent/JPS5692314A/ja
Priority to US06/219,328 priority patent/US4364346A/en
Publication of JPS5692314A publication Critical patent/JPS5692314A/ja
Publication of JPH0355647B2 publication Critical patent/JPH0355647B2/ja
Granted legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D13/00—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing
    • F02D13/02—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation
    • F02D13/028—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation for two-stroke engines
    • F02D13/0284—Variable control of exhaust valves only
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L5/00—Slide valve-gear or valve-arrangements
    • F01L5/02—Slide valve-gear or valve-arrangements with other than cylindrical, sleeve or part annularly shaped valves, e.g. with flat-type valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L7/00—Rotary or oscillatory slide valve-gear or valve arrangements
    • F01L7/10—Rotary or oscillatory slide valve-gear or valve arrangements with valves of other specific shape, e.g. spherical
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B25/00—Engines characterised by using fresh charge for scavenging cylinders
    • F02B25/14—Engines characterised by using fresh charge for scavenging cylinders using reverse-flow scavenging, e.g. with both outlet and inlet ports arranged near bottom of piston stroke
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B75/00—Other engines
    • F02B75/02—Engines characterised by their cycles, e.g. six-stroke
    • F02B2075/022—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle
    • F02B2075/025—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle two
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Cylinder Crankcases Of Internal Combustion Engines (AREA)
  • Supercharger (AREA)
  • Valve-Gear Or Valve Arrangements (AREA)
JP17086979A 1979-12-27 1979-12-27 Exhaust timing controlling apparatus for two-cycle engine Granted JPS5692314A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP17086979A JPS5692314A (en) 1979-12-27 1979-12-27 Exhaust timing controlling apparatus for two-cycle engine
US06/219,328 US4364346A (en) 1979-12-27 1980-12-22 Exhaust timing control device for a two-cycle engine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17086979A JPS5692314A (en) 1979-12-27 1979-12-27 Exhaust timing controlling apparatus for two-cycle engine

Related Child Applications (3)

Application Number Title Priority Date Filing Date
JP22779887A Division JPS63227922A (ja) 1987-09-11 1987-09-11 ２サイクルエンジンの排気時期制御装置
JP22779787A Division JPS63227921A (ja) 1987-09-11 1987-09-11 ２サイクルエンジンの排気時期制御装置
JP18903089A Division JPH02169821A (ja) 1989-07-21 1989-07-21 ２サイクルエンジンの排気時期制御装置

Publications (2)

Publication Number Publication Date
JPS5692314A JPS5692314A (en) 1981-07-27
JPH0355647B2 true JPH0355647B2 (US07714131-20100511-C00038.png) 1991-08-26

Family

ID=15912811

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17086979A Granted JPS5692314A (en) 1979-12-27 1979-12-27 Exhaust timing controlling apparatus for two-cycle engine

Country Status (2)

Country Link
US (1) US4364346A (US07714131-20100511-C00038.png)
JP (1) JPS5692314A (US07714131-20100511-C00038.png)

Families Citing this family (44)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5776226A (en) * 1980-10-30 1982-05-13 Yamaha Motor Co Ltd Device for preventing sticking of exhaust valve
AT369866B (de) * 1981-04-02 1983-02-10 Bombardier Rotax Gmbh Vorrichtung zur auslasszeitsteuerung von zweitakt -brennkraftmaschinen
JPH061052B2 (ja) * 1984-08-28 1994-01-05 本田技研工業株式会社 ２サイクル式エンジンの排気時期制御装置
US4706617A (en) * 1984-08-28 1987-11-17 Honda Giken Kogyo Kabushiki Kaisha Two-cycle engine
US4672925A (en) * 1985-03-09 1987-06-16 Honda Giken Kogyo Kabushiki Kaisha Two-cycle engine
US4672924A (en) * 1985-03-26 1987-06-16 Honda Giken Kogyo Kabushiki Kaisha Two-cycle engine
AT399022B (de) * 1985-04-15 1995-03-27 Bombardier Rotax Gmbh Zweitakt-brennkraftmaschine
EP0212857B1 (en) * 1985-07-22 1990-01-17 Honda Giken Kogyo Kabushiki Kaisha Exhaust timing control apparatus
EP0210829B1 (en) * 1985-07-22 1989-11-02 Honda Giken Kogyo Kabushiki Kaisha Exhaust timing control apparatus
JPH0635832B2 (ja) * 1985-09-11 1994-05-11 本田技研工業株式会社 ２サイクルエンジンの排気時期制御装置
JPS62174514A (ja) * 1986-01-29 1987-07-31 Honda Motor Co Ltd ２サイクルエンジンの排気時期制御装置
JPS62267515A (ja) * 1986-05-14 1987-11-20 Honda Motor Co Ltd ２サイクルエンジンの排気時期制御装置
US4776305A (en) * 1986-05-20 1988-10-11 Honda Giken Kogyo Kabushiki Kaisha Exhaust timing control device for two-cycle engines
US4751899A (en) * 1986-05-20 1988-06-21 Honda Giken Kogyo Kabushiki Kaisha Two-cycle engine
US4766854A (en) * 1987-06-19 1988-08-30 Brunswick Corporation Exhaust valve throttling mechanism for two-stroke engine
US4829946A (en) * 1987-09-15 1989-05-16 Performance Industries, Inc. Exhaust control valve for two-stroke cycle engines and process for using the same
US4924819A (en) * 1987-09-15 1990-05-15 Performance Industries, Inc. Rotary exhaust control valve for two-stroke cycle engines and process for using the same
US4911115A (en) * 1987-09-15 1990-03-27 Performance Industries, Inc. Slide exhaust control valve for fuel injected two-stroke cycle engines and process for using same
US4909193A (en) * 1987-09-15 1990-03-20 Performance Industries, Inc. Exhaust control valve for fuel injected two-stroke cycle engines and process for using same
US4864980A (en) * 1987-11-02 1989-09-12 Brunswick Corporation Exhaust valve throttling mechanism for two-stroke engine
JP2595487B2 (ja) * 1988-03-25 1997-04-02 スズキ株式会社 排気タイミング可変装置
DE3937679A1 (de) * 1989-02-22 1990-08-23 Zschopau Motorrad Veb Vorrichtung zur steuerung des auslasssteuerwinkels
GB9009562D0 (en) * 1990-04-27 1990-06-20 Lotus Group Plc Two-stroke internal combustion engine
JPH055417A (ja) * 1990-10-25 1993-01-14 Yamaha Motor Co Ltd ２サイクルデイーゼルエンジンの圧縮比可変装置
US5588402A (en) * 1995-11-06 1996-12-31 Chrysler Corporation Control device for exhaust timing of a two cycle engine using intake system pressure
JP3586036B2 (ja) * 1996-04-18 2004-11-10 ヤマハ発動機株式会社 小型船舶用２サイクルエンジンの排気制御装置
US6227922B1 (en) 1996-10-15 2001-05-08 Yamaha Hatsudoki Kabushiki Kaisha Exhaust timing control valve control arrangement
JP3597658B2 (ja) * 1996-12-25 2004-12-08 ヤマハ発動機株式会社 水上走行船用エンジン
JPH10238357A (ja) * 1997-02-24 1998-09-08 Yamaha Motor Co Ltd 小型船舶の排気構造
US5873334A (en) * 1997-10-22 1999-02-23 Polaris Industries Inc. Exhaust valve system for two-cycle engines
CA2223770A1 (en) * 1997-12-05 1999-06-05 Bombardier Inc. Valve assembly using pressurized medium for controlling operating conditions of a two-stroke engine
JPH11182271A (ja) 1997-12-17 1999-07-06 Yamaha Motor Co Ltd 排気時期制御装置の駆動制御方法
US6418890B1 (en) * 1999-11-05 2002-07-16 Bombardier-Rotax Gmbh Control assembly for exhaust timing control
US6213065B1 (en) * 1999-11-10 2001-04-10 Bruce Roland Kahlhamer Two-cycle engine exhaust port regulator
US6352056B1 (en) 2000-06-23 2002-03-05 Brunswick Corporation Exhaust valve actuator for a two cycle engine
US6886507B2 (en) * 2003-04-01 2005-05-03 Darrell Olson Exhaust valve for two-cycle engine
CA2495501A1 (en) * 2004-01-30 2005-07-30 Brp-Rotax Gmbh & Co., Kg. Exhaust-outlet control for 2-stroke engine
JP2006199175A (ja) 2005-01-21 2006-08-03 Yamaha Motor Co Ltd スノーモービル
JP2006199176A (ja) 2005-01-21 2006-08-03 Yamaha Motor Co Ltd スノーモービルの排気装置
US7476136B2 (en) * 2005-02-16 2009-01-13 Brp Us Inc. Exhaust valve for two-stroke engine
DE102007020579A1 (de) * 2007-05-02 2008-11-06 Ktm-Sportmotorcycle Ag Zweitaktbrennkraftmaschine
EP3176447B1 (en) 2015-12-02 2021-07-07 Sandvik Mining and Construction Oy Rock drilling machine with a fastening arrangement comprising a blind nut
US10648399B2 (en) * 2017-10-03 2020-05-12 Polaris Industries Inc. Exhaust-tuning port and timing and combustion chamber shape
US11396853B2 (en) 2019-06-28 2022-07-26 Brp Us Inc. Exhaust valve, exhaust valve assembly and exhaust valve system for two-stroke internal combustion engines, two-stroke internal combustion engine having same and method for cleaning an exhaust valve

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1514476A (en) * 1921-09-01 1924-11-04 Still William Joseph Two-stroke internal-combustion engine
JPS549221B2 (US07714131-20100511-C00038.png) * 1971-10-16 1979-04-23

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4121552A (en) * 1974-09-17 1978-10-24 Yamaha Hatsudoki Kabushiki Kaisha Exhaust means for two cycle engines
JPS5139112U (US07714131-20100511-C00038.png) * 1974-09-17 1976-03-24
JPS585063Y2 (ja) * 1977-09-29 1983-01-28 ヤマハ発動機株式会社 二行程機関のポ−トタイミング可変装置
JPS549221U (US07714131-20100511-C00038.png) * 1978-04-15 1979-01-22

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1514476A (en) * 1921-09-01 1924-11-04 Still William Joseph Two-stroke internal-combustion engine
JPS549221B2 (US07714131-20100511-C00038.png) * 1971-10-16 1979-04-23

Also Published As

Publication number Publication date
US4364346A (en) 1982-12-21
JPS5692314A (en) 1981-07-27

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